19709916

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{631}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 48840960

約数和(自身を除く): 29131044

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 137, 228, 274, 411, 548, 631, 822, 1262, 1644, 1893, 2524, 2603, 3786, 5206, 7572, 7809, 10412, 11989, 15618, 23978, 31236, 35967, 47956, 71934, 86447, 143868, 172894, 259341, 345788, 518682, 1037364, 1642493, 3284986, 4927479, 6569972, 9854958, 19709916]

約数ペア:

[(1, 19709916), (2, 9854958), (3, 6569972), (4, 4927479), (6, 3284986), (12, 1642493), (19, 1037364), (38, 518682), (57, 345788), (76, 259341), (114, 172894), (137, 143868), (228, 86447), (274, 71934), (411, 47956), (548, 35967), (631, 31236), (822, 23978), (1262, 15618), (1644, 11989), (1893, 10412), (2524, 7809), (2603, 7572), (3786, 5206)]